Hardy, Godfrey Harold, 1877-1947 An introduction to the theory of numbers / by G.H. Hardy and E.M. Wright. - 6th ed. - Oxford : University Press, 2008. - xxi, 621 p. : ill. ; 24 cm. - Oxford science publications . "Reprinted ... 1988 (with corrections) ... 1998"--T.p. verso. Includes bibliographical references (p. 597-600) and indexes. ISBN: 9780199219858 (Pbk) LCCN: 99-461762 Subjects--Topical Terms: Number theory. Dewey Class. No.: 512.7